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  1. General Reef Discussion
    "For a pH buffer, get some Baking Powder and some 20 Mule Team Borax from Walmart. For Ca, grab some Prestone Driveway Heat. It'll be with the other ice-melt products. For Mg, get some Magnesium Chloride ice melt and some Epsom salts." i read this from a local poster named BLOKE. he's the...